Process for preparing rigid polyurethane foams using a surfactant composition comprising at least a first moderate surfactant and at least a second weak surfactant according to a weight ratio first:second ranging from 1:25 to 5:1.
申请公布号
WO0188026(A1)
申请公布日期
2001.11.22
申请号
WO2001EP04588
申请日期
2001.04.24
申请人
HUNTSMAN INTERNATIONAL LLC;WALRAEDT, SASKIA, RACHEL;BIESMANS, GUY, LEON, JEAN, GHISLAIN;VANDENSANDE, RIA
发明人
WALRAEDT, SASKIA, RACHEL;BIESMANS, GUY, LEON, JEAN, GHISLAIN;VANDENSANDE, RIA